2004.5 - 2010 LLY LBZ LMM. 2001 - 2004 LB7. 2011 - 2016 LML. Many Duramax owners don't even know they have a boost leak until it is diagnosed and fixed then feel the real torque their Duramax was supposed to be putting out!
Duramax 6.6L TURBO BOOST LEAK TESTER- 2500HD 3500HD Chevy GMC Sierra Silverado
Duramax 6.6L TURBO BOOST LEAK TESTER- L5P 2017+ Sierra Silverado 2500 3500 HD
Duramax 6.6L TURBO BOOST LEAK TESTER- LB7 LBZ LLY LMM LML
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Duramax 6.6L Turbo Boost Leak Tester 60 PSI Pro Kit for LB7 LLY LBZ LMM LML
Turbo System Leakage Tester Set Turbo Boost Leak Tester Turbo System Boost Press
